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A plane electromagnectic wave propagatin...

A plane electromagnectic wave propagating along x-direction can have the following pairs of `E` and `B`.

A

`E_x,B_y`

B

`E_y,B_z`

C

`B_x,E_y`

D

`E_z,B_y`

Text Solution

Verified by Experts

The correct Answer is:
B, D
`E,B` and velocity of electromagnetic waves are mutually `v` perpendicular.
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Knowledge Check

  • A plane electromagnetic wave propagating along x-direction can have which of the following pairs of E and B ?

    A
    `E_x , B_y`
    B
    `E_y , B_z`
    C
    `B_x , E_y`
    D
    `E_z , B_x`

  • An electromagnetic wave is propagating along Y-axis. Then

    A
    Oscillating electric field is along X-axis and oscillating magnetic field is along Y-axis
    B
    Oscillating electric field is along Z-axis and oscillating magnetic field is along X-axis
    C
    Both oscillating electric and magnetic fields are along Y-axis, but phase difference between them is `90^(@)`
    D
    Both oscillating electric and magnetic fields are mutually perpendicular in arbitrary directions

  • For plane electromagnetic waves propagating in the z-direction, which one of the following combinations gives the correct possible direction for vecE and veB field respectively?

    A
    `(hati+2hatj)` and `(2hati-hatj)`
    B
    `(-2hati-3hatj)` and `(3hati-2hatj)`
    C
    `(2hati+3hatj)` and `(hati+2hatj)`
    D
    `(3hati+4hatj)` and `(4hati-3hatj)`

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    The electric field of a plane electromagnetic wave propagating along the x direction in vacuum is vecE = E_0 hatj cos (omegat - kx) . The magnetic field vecB , at the moment t=0 is :

    For a plane electromagnetic wave propagation in the X- direction , the field is in the Y-direction and has maximum magneitic of 44 V//m . The wavelength of wave is 5 mm. Express the electric and magnetic field as a function of displacement x and time t.

    For plane electromagnetic waves propagating in the z-direction , which one of the following combinations gives the correct possible direction for vecE and vecB field respectively ?

    A place electromagnetic wave is propagating along the direction (hati + hatj) , then which of the following is the direction of the magnetic field component.

    A plane progressive wave propagating along positive x-axis is

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